해법
확장 (6−413060694016x)19
해법
619−413060694016618⋅194x+617⋅171(413060694016x)2−616⋅969(413060694016x)3+139536x−69768x413060694016x+388862261xx−41306069401638398x4x3+1306069401622.74209E13x2−1306069401625585744406528x2413060694016x+13060694016233256086x2x−1306069401624130606940163126948736512x24x3+13060694016314105415168x3−1306069401631265870592x3413060694016x+1306069401633236x3x−13060694016341306069401635023296x34x3+130606940164209304x4−1306069401646156x4413060694016x+13060694016436279705619x4x−130606940164x4(413060694016x)3
솔루션 단계
(6−413060694016x)19
이항 정리 적용: (a+b)n=i=0∑n(in)a(n−i)bia=6,b=−413060694016x
=i=0∑19(i19)⋅6(19−i)(−413060694016x)i
합계 확장
=0!(19−0)!19!⋅619(−413060694016x)0+1!(19−1)!19!⋅618(−413060694016x)1+2!(19−2)!19!⋅617(−413060694016x)2+3!(19−3)!19!⋅616(−413060694016x)3+4!(19−4)!19!⋅615(−413060694016x)4+5!(19−5)!19!⋅614(−413060694016x)5+6!(19−6)!19!⋅613(−413060694016x)6+7!(19−7)!19!⋅612(−413060694016x)7+8!(19−8)!19!⋅611(−413060694016x)8+9!(19−9)!19!⋅610(−413060694016x)9+10!(19−10)!19!⋅69(−413060694016x)10+11!(19−11)!19!⋅68(−413060694016x)11+12!(19−12)!19!⋅67(−413060694016x)12+13!(19−13)!19!⋅66(−413060694016x)13+14!(19−14)!19!⋅65(−413060694016x)14+15!(19−15)!19!⋅64(−413060694016x)15+16!(19−16)!19!⋅63(−413060694016x)16+17!(19−17)!19!⋅62(−413060694016x)17+18!(19−18)!19!⋅61(−413060694016x)18+19!(19−19)!19!⋅60(−413060694016x)19
0!(19−0)!19!⋅619(−413060694016x)0간소화하다 :619
1!(19−1)!19!⋅618(−413060694016x)1간소화하다 :−413060694016618⋅194x
2!(19−2)!19!⋅617(−413060694016x)2간소화하다 :617⋅171(413060694016x)2
3!(19−3)!19!⋅616(−413060694016x)3간소화하다 :−616⋅969(413060694016x)3
4!(19−4)!19!⋅615(−413060694016x)4간소화하다 :139536x
5!(19−5)!19!⋅614(−413060694016x)5간소화하다 :−614⋅11628(413060694016x)5
6!(19−6)!19!⋅613(−413060694016x)6간소화하다 :613⋅27132(413060694016x)6
7!(19−7)!19!⋅612(−413060694016x)7간소화하다 :−612⋅50388(413060694016x)7
8!(19−8)!19!⋅611(−413060694016x)8간소화하다 :1306069401622.74209E13x2
9!(19−9)!19!⋅610(−413060694016x)9간소화하다 :−5585744406528(413060694016x)9
10!(19−10)!19!⋅69(−413060694016x)10간소화하다 :930957401088(413060694016x)10
11!(19−11)!19!⋅68(−413060694016x)11간소화하다 :−126948736512(413060694016x)11
12!(19−12)!19!⋅67(−413060694016x)12간소화하다 :13060694016314105415168x3
13!(19−13)!19!⋅66(−413060694016x)13간소화하다 :−1265870592(413060694016x)13
14!(19−14)!19!⋅65(−413060694016x)14간소화하다 :90419328(413060694016x)14
15!(19−15)!19!⋅64(−413060694016x)15간소화하다 :−5023296(413060694016x)15
16!(19−16)!19!⋅63(−413060694016x)16간소화하다 :130606940164209304x4
17!(19−17)!19!⋅62(−413060694016x)17간소화하다 :−6156(413060694016x)17
18!(19−18)!19!⋅61(−413060694016x)18간소화하다 :114(413060694016x)18
19!(19−19)!19!⋅60(−413060694016x)19간소화하다 :−(413060694016x)19
=619−413060694016618⋅194x+617⋅171(413060694016x)2−616⋅969(413060694016x)3+139536x−614⋅11628(413060694016x)5+613⋅27132(413060694016x)6−612⋅50388(413060694016x)7+1306069401622.74209E13x2−5585744406528(413060694016x)9+930957401088(413060694016x)10−126948736512(413060694016x)11+13060694016314105415168x3−1265870592(413060694016x)13+90419328(413060694016x)14−5023296(413060694016x)15+130606940164209304x4−6156(413060694016x)17+114(413060694016x)18−(413060694016x)19
619−413060694016618⋅194x+617⋅171(413060694016x)2−616⋅969(413060694016x)3+139536x−614⋅11628(413060694016x)5+613⋅27132(413060694016x)6−612⋅50388(413060694016x)7+1306069401622.74209E13x2−5585744406528(413060694016x)9+930957401088(413060694016x)10−126948736512(413060694016x)11+13060694016314105415168x3−1265870592(413060694016x)13+90419328(413060694016x)14−5023296(413060694016x)15+130606940164209304x4−6156(413060694016x)17+114(413060694016x)18−(413060694016x)19간소화하다 :619−413060694016618⋅194x+617⋅171(413060694016x)2−616⋅969(413060694016x)3+139536x−69768x413060694016x+388862261xx−41306069401638398x4x3+1306069401622.74209E13x2−1306069401625585744406528x2413060694016x+13060694016233256086x2x−1306069401624130606940163126948736512x24x3+13060694016314105415168x3−1306069401631265870592x3413060694016x+1306069401633236x3x−13060694016341306069401635023296x34x3+130606940164209304x4−1306069401646156x4413060694016x+13060694016436279705619x4x−130606940164x4(413060694016x)3
=619−413060694016618⋅194x+617⋅171(413060694016x)2−616⋅969(413060694016x)3+139536x−69768x413060694016x+388862261xx−41306069401638398x4x3+1306069401622.74209E13x2−1306069401625585744406528x2413060694016x+13060694016233256086x2x−1306069401624130606940163126948736512x24x3+13060694016314105415168x3−1306069401631265870592x3413060694016x+1306069401633236x3x−13060694016341306069401635023296x34x3+130606940164209304x4−1306069401646156x4413060694016x+13060694016436279705619x4x−130606940164x4(413060694016x)3